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Inventories (Tables) | 12 Months Ended
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Dec. 31, 2017
Inventories |
Schedule of inventories | Inventories consist of the following:
|  | As of December 31, |
|  | 2017 |  | 2016 |
Mobile handsets and others |  | 1,631 |  | 1,321 |
Fixed telephones and equipment |  | 18 |  | 11 |
Inventories for construction projects |  | 252 |  | - |
Subtotal |  | 1,901 |  | 1,332 |
Allowance for obsolescence of inventories |  | (47) |  | (54) |
|  | 1,854 |  | 1,278 |
Movements in the allowance for obsolescence of inventories are as follows:
|  | Years ended December 31, |
|  | 2017 |  | 2016 |
At the beginning of the year |  | (54) |  | (86) |
Additions – Fees for services, maintenance and materials |  | (17) |  | (45) |
Uses |  | 24 |  | 77 |
At the end of the year |  | (47) |  | (54) |
Schedule of sale and cost of equipment and handsets | Sale and cost of equipment and handsets by business segment is as follows:
|  | Years ended December 31, |
|  | 2017 |  | 2016 |  | 2015 |
Equipment sales Fixed Services |  | 663 |  | 91 |  | 61 |
Cost of equipment Fixed Services |  | (524) |  | (136) |  | (82) |
Total equipment gain (loss) – Fixed Services |  | 139 |  | (45) |  | (21) |
Equipment and handsets sales Mobile Services - Personal |  | 7,446 |  | 7,535 |  | 5,796 |
Cost of equipment and handsets Mobile Services - Personal (net of SAC capitalizations) |  | (6,035) |  | (5,749) |  | (4,328) |
Total equipment gain – Mobile Services – Personal |  | 1,411 |  | 1,786 |  | 1,468 |
Equipment and handsets sales Mobile Services - Núcleo |  | 106 |  | 260 |  | 159 |
Cost of equipment and handsets – Mobile Services Núcleo (net of SAC capitalizations) |  | (125) |  | (303) |  | (185) |
Total equipment loss – Mobile Services – Núcleo |  | (19) |  | (43) |  | (26) |
Total equipment and handsets sale |  | 8,215 |  | 7,886 |  | 6,016 |
Total cost of equipment and handsets (net of SAC capitalizations) |  | (6,684) |  | (6,188) |  | (4,595) |
Total income for sale of equipment and handsets |  | 1,531 |  | 1,698 |  | 1,421 |
Cost of equipment and handsets is as follows:
|  | Years ended December 31, |
|  | 2017 |  | 2016 |  | 2015 |
Inventories at the beginning of the year |  | (1,332) |  | (2,279) |  | (794) |
Plus: |  |  |  |  |  |  |
Equipment acquisitions |  | (7,416) |  | (5,491) |  | (6,233) |
SAC deferred costs (Note 3.j) |  | 80 |  | 130 |  | 93 |
Decreases net of allowance of obsolescence |  | 20 |  | 49 |  | 25 |
Handsets lent to customers at no cost |  | 56 |  | 54 |  | 32 |
Decreases not charged to cost of equipment |  | 7 |  | 17 |  | 3 |
Less: |  |  |  |  |  |  |
Inventories at the end of the year |  | 1,901 |  | 1,332 |  | 2,279 |
Cost of equipment and handsets |  | (6,684) |  | (6,188) |  | (4,595) |

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